41535949561 has 2 divisors, whose sum is σ = 41535949562. Its totient is φ = 41535949560.

The previous prime is 41535949549. The next prime is 41535949577. The reversal of 41535949561 is 16594953514.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38550966336 + 2984983225 = 196344^2 + 54635^2 .

It is a cyclic number.

It is not a de Polignac number, because 41535949561 - 2³⁵ = 7176211193 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41535949499 and 41535949508.

It is not a weakly prime, because it can be changed into another prime (41535949501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20767974780 + 20767974781.

It is an arithmetic number, because the mean of its divisors is an integer number (20767974781).

Almost surely, 2^41535949561 is an apocalyptic number.

It is an amenable number.

41535949561 is a deficient number, since it is larger than the sum of its proper divisors (1).

41535949561 is an equidigital number, since it uses as much as digits as its factorization.

41535949561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2916000, while the sum is 52.

The spelling of 41535949561 in words is "forty-one billion, five hundred thirty-five million, nine hundred forty-nine thousand, five hundred sixty-one".